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gc2stack: Remove unused safeToDelete mechanism.

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This commit is contained in:
David Nadlinger
2013-10-27 15:36:14 +01:00
parent 5bf42f86aa
commit 27b4f730aa
1 changed files with 6 additions and 9 deletions
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15
gen/passes/GarbageCollect2Stack.cpp
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@@ -109,7 +109,6 @@ namespace {
public:
unsigned TypeInfoArgNr;
bool SafeToDelete;
/// Whether the allocated memory is returned as a D array instead of
/// just a plain pointer.
@@ -134,10 +133,8 @@ namespace {
return new AllocaInst(Ty, ".nongc_mem", Begin); // FIXME: align?
}
FunctionInfo(unsigned typeInfoArgNr, bool safeToDelete, bool returnsArray)
: TypeInfoArgNr(typeInfoArgNr),
SafeToDelete(safeToDelete),
ReturnsArray(returnsArray) {}
FunctionInfo(unsigned typeInfoArgNr, bool returnsArray)
: TypeInfoArgNr(typeInfoArgNr), ReturnsArray(returnsArray) {}
virtual ~FunctionInfo() {}
};
@@ -147,9 +144,9 @@ namespace {
bool Initialized;
public:
ArrayFI(unsigned tiArgNr, bool safeToDelete, bool returnsArray,
ArrayFI(unsigned tiArgNr, bool returnsArray,
bool initialized, unsigned arrSizeArgNr)
: FunctionInfo(tiArgNr, safeToDelete, returnsArray),
: FunctionInfo(tiArgNr, returnsArray),
ArrSizeArgNr(arrSizeArgNr),
Initialized(initialized)
{}
@@ -288,7 +285,7 @@ namespace {
// The default promote() should be fine.
AllocClassFI() : FunctionInfo(~0u, true, false) {}
AllocClassFI() : FunctionInfo(~0u, false) {}
};
}
@@ -420,7 +417,7 @@ bool GarbageCollect2Stack::runOnFunction(Function &F) {
FunctionInfo* info = OMI->getValue();
if (Inst->use_empty() && info->SafeToDelete) {
if (Inst->use_empty()) {
Changed = true;
NumDeleted++;
RemoveCall(CS, A);